brilliant vs superb

brilliant and superb both are adjectives.

Word	Noun	Adjective	Verb	Adverb
brilliant	No	Yes	No	No
superb	No	Yes	No	No

As adjectives, brilliant and superb are synonyms defined as:

brilliant (adjective)	superb (adjective)
full of light; shining intensely	surpassingly good
having strong or striking color	of surpassing excellence
characterized by grandeur
having or marked by unusual and impressive intelligence
clear and sharp and ringing
of surpassing excellence